GMC Terrain: Potential Issues - Services for People with Disabilities - OnStar Additional Information - OnStar - GMC Terrain Owner's ManualGMC Terrain: Potential Issues

Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.

    Languages
    The vehicle can be programmed to respond in French or Spanish. Push Q and ask an Advisor. Advisors can speak French or Spanish. ...

    Global Positioning System (GPS)
    ○ Obstruction of the GPS can occur in a large city with tall buildings; in parking garages; around airports; in tunnels, underpasses, or parking garages; or in an area with very dense trees. ...

    See also:

    Traction AA, A, B and C
    The traction grades, from highest to lowest, are AA, A, B and C. Those grades represent the tire’s ability to stop on wet pavement as measured under controlled conditions on specified govern ...

    Dsc warning lamp
    The amber DSC warning lamp in the instrument panel illuminates briefly when the ignition is switched on and extinguishes when the engine is started. If the lamp flashes while driving, the DSC ...

    Brake systems (red)
    Brake systems (red) Illuminates briefly when the ignition is switched on. If the lamp illuminates while driving, suspect low brake fluid level or a fault with the Electronic Brake Distribution ...